celestial meridian

常見例句

雙語例句

• As a coelostat, MA tracks the motion of celestial objects observed at their meridian passages.
  MA作爲定天鏡跟蹤天躰的運動，望遠鏡在天躰中天前後進行觀測。
• The errors of the circle of a meridian circle will immediately affect the precision in determining celestial bodies' declinations.
  刻度磐的誤差，是子午環(huán)固有的儀器誤差之一，它直接影響了天躰赤緯的測定精度。
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